#!/usr/bin/env python
# -*- coding: utf-8 -*-
#===============================================================================
# Copyright 2011 zod.yslin
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# 
# Author: zod.yslin
# Email: 
# File Name: tuple.py
# Description: 
#   tuple([iterable])¶
#   Return a tuple whose items are the same and in the same order as iterable‘s items. 
#   iterable may be a sequence, a container that supports iteration, or an iterator object.
#   If iterable is already a tuple, it is returned unchanged.
# Edit History: 
#   2011-10-13    File created.
#===============================================================================
print(tuple('abc')) # ('a', 'b', 'c')
print(tuple([1, 2, 3])) # (1, 2, 3). 
print(tuple()) # ()
